499757317 has 16 divisors (see below), whose sum is σ = 532759680. Its totient is φ = 467771392.

The previous prime is 499757311. The next prime is 499757327. The reversal of 499757317 is 713757994.

It is a cyclic number.

It is not a de Polignac number, because 499757317 - 2⁷ = 499757189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499757311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 348033 + ... + 349465.

It is an arithmetic number, because the mean of its divisors is an integer number (33297480).

Almost surely, 2^499757317 is an apocalyptic number.

It is an amenable number.

499757317 is a deficient number, since it is larger than the sum of its proper divisors (33002363).

499757317 is a wasteful number, since it uses less digits than its factorization.

499757317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1772.

The product of its digits is 1666980, while the sum is 52.

The square root of 499757317 is about 22355.2525595217. The cubic root of 499757317 is about 793.5720934531.

The spelling of 499757317 in words is "four hundred ninety-nine million, seven hundred fifty-seven thousand, three hundred seventeen".